1989 Diamondback Bicycles Ascent Base 15
Build
26 in × 50 mm
Insights
Design deviates from other sizes of Diamondback Bicycles Ascent
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Seat Tube Length, Unknown | 15mm |
| Top Tube Length, Effective/Horizontal Unknown | 539mm |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 29.5mm |
| Bottom Bracket Height | 300mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 429mm |
| Front-Center | 609.7mm |
| Front-Center Horizontal | 609mm |
| Wheelbase | 1038mm |
| Fork Offset/Rake | 50mm |
| Trail | 66.7mm high |
| Mechanical Trail | 62.7mm |
| Wheel Flop | 21.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 110.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 130mm |
Base Build
| Wheel Size | 26 inch (559mm BSD) |
| Tire Width | 50mm |
| Tire Outer Diameter | 659mm |
| Bike Length with Tires | 1697mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://www.retrobike.co.uk/gallery2/d/60225-2/Ascent.jpg